First Annual Heritage Conference, photograph, March 12, 1999; (https://gateway.okhistory.org/ark:/67531/metadc1596301/m1/1/: accessed May 26, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .
First Annual Heritage Conference, photograph, March 12, 1999; (https://gateway.okhistory.org/ark:/67531/metadc1596301/m1/1/: accessed May 26, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .